Home / 191,027.09-263,618.66-119,449.01

Finding the Fourth Proportional to 191,027.09, 263,618.66 and 119,449.01

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Solution

The fourth proportional to 191,027.09, 263,618.66 and 119,449.01 is: 164,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,027.09 : 263,618.66 = 119,449.01 : x
  2. Step 2: Convert to fraction form
    191,027.09/263,618.66 = 119,449.01/x
  3. Step 3: Cross multiply
    191,027.09x = 263,618.66 × 119,449.01
  4. Step 4: Simplify right side
    191,027.09x = 31,488,988,912.20
  5. Step 5: Solve for x
    x = 31,488,988,912.20/191,027.09
  6. Step 6: Final answer
    x = 164,840.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.